Assoc. Prof. Fatih AYDIN is a cardiologist at Eskişehir City Hospital, Türkiye, with expertise in clinical cardiology, heart failure, and interventional cardiology. He has contributed to research on valvular heart disease, pulmonary valve regurgitation, atrial septal defect closure, and the integration of novel diagnostic methods in echocardiography. His academic interests also include medical ethics and the role of artificial intelligence in cardiovascular medicine. He has authored and co-authored several peer-reviewed publications in national and international journals and actively participates in scientific congresses and panels. In addition to his clinical and research work, he is dedicated to advancing subspecialty training in cardiology in Türkiye and mentoring young physicians.